A:what's this?

B:It's a charcoal stove.

A:Why do you use the charcoal stove to heat water?

B:I use the charcoal stove,because it is an interesting and elegant way to heat water for tea drinking.

A:这是什么？

B：这是炭炉。

A:为什么要用炭炉烧开水？

B：因为用炭炉烧开水古雅有趣。